/*
 * Copyright (c) 2005-2022 Radiance Kirill Grouchnikov. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  o Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 *  o Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 *  o Neither the name of the copyright holder nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.element.radiance.common.internal.font;

import com.element.radiance.common.api.font.FontSet;

import javax.swing.plaf.FontUIResource;
import java.awt.*;

/**
 * Font set implementation for Radiance.
 *
 * @author Kirill Grouchnikov
 */
public class RadianceFontSet implements FontSet {
	/**
	 * The default system font set.
	 */
	private FontSet systemFontSet;

	/**
	 * Creates a new Radiance font set.
	 *
	 * @param systemFontSet The default system font set.
	 */
	public RadianceFontSet(FontSet systemFontSet) {
		this.systemFontSet = systemFontSet;
	}

	/**
	 * Returns Radiance-specific font resource.
	 *
	 * @param systemFont The default system font.
	 * @return Radiance-specific font resource.
	 */
	private FontUIResource getRadianceFont(FontUIResource systemFont) {
		return systemFont;
	}

	/**
	 * Returns Radiance-specific font resource.
	 *
	 * @param systemFont    The default system font.
	 * @param toBoldify     If <code>true</code>, the original font (the first parameter) is
	 *                      boldified.
	 * @param extraFontSize Extra font size in pixels.
	 * @return Radiance-specific font resource.
	 */
	private FontUIResource getRadianceFont(FontUIResource systemFont, boolean toBoldify,
	                                       int extraFontSize) {
		boolean isOrigItalic = systemFont.isItalic();
		int newStyle = systemFont.getStyle();
		if (toBoldify) {
			if (isOrigItalic) {
				newStyle = Font.ITALIC + Font.BOLD;
			} else {
				newStyle = Font.BOLD;
			}
		}
		Font derived = systemFont.deriveFont((float) (systemFont.getSize() + extraFontSize))
				.deriveFont(newStyle);
		if (derived instanceof FontUIResource) {
			return (FontUIResource) derived;
		}
		return new FontUIResource(derived);
	}

	public FontUIResource getControlFont() {
		return this.getRadianceFont(this.systemFontSet.getControlFont());
	}

	public FontUIResource getMenuFont() {
		return this.getRadianceFont(this.systemFontSet.getMenuFont());
	}

	public FontUIResource getMessageFont() {
		return this.getRadianceFont(this.systemFontSet.getMessageFont());
	}

	public FontUIResource getSmallFont() {
		return this.getRadianceFont(this.systemFontSet.getSmallFont(), false, 1);
	}

	public FontUIResource getTitleFont() {
		return this.getRadianceFont(this.systemFontSet.getTitleFont());
	}

	public FontUIResource getWindowTitleFont() {
		return this.getRadianceFont(this.systemFontSet.getWindowTitleFont(), true, 1);
	}
}
